<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<title>hello world</title>
<head>

</head>
<body>
    <a href="http://www.baidu.com" title="标题">baidu</a>
    <a href="http://www.sina.com" target="_self">sina</a>
    <a href="http://www.qq.com" target="_blank">qq</a>
    <a href="a.html">baidu</a>
</body>
<html>